She was just thirteen years old when my grandmother last saw her parents at Auschwitz. On Holocaust Remembrance Day, it's worth pausing to reflect on how our species led my grandmother to find herself in such a horrific place, and how it might have been avoided. »4/28/14 8:04pm 4/28/14 8:04pm

By now you've probably seen news articles showing a giraffe in a Dutch zoo sharing a tender moment with a terminally ill zoo worker. Do the claims that this giraffe was kissing its human friend goodbye hold up to scientific scrutiny? Let me break it down for you. »3/23/14 8:34pm 3/23/14 8:34pm

Let's get one thing right out in the open: I'm all for lab-grown food. I think that lab-grown meat and burgers, for example, could soon become a great way to circumvent a lot of the environmental and ethical problems of today's meat industry. But I think we can all agree that if our foodstuffs were ever to sprout… »11/17/11 8:30am 11/17/11 8:30am